401004743 has 8 divisors (see below), whose sum is σ = 404460000. Its totient is φ = 397559968.

The previous prime is 401004739. The next prime is 401004749. The reversal of 401004743 is 347400104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 401004743 - 2² = 401004739 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401004749) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87005 + ... + 91497.

It is an arithmetic number, because the mean of its divisors is an integer number (50557500).

Almost surely, 2^401004743 is an apocalyptic number.

401004743 is a deficient number, since it is larger than the sum of its proper divisors (3455257).

401004743 is a wasteful number, since it uses less digits than its factorization.

401004743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5241.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 401004743 is about 20025.1028212092. The cubic root of 401004743 is about 737.4227013881.

Adding to 401004743 its reverse (347400104), we get a palindrome (748404847).

The spelling of 401004743 in words is "four hundred one million, four thousand, seven hundred forty-three".